Troposphere​

• ​Where all the ______ occurs

• ​Temperature _________ as altitude increases

• ​From Earth's surface to _____ miles

• ​Contains more than ______% of atmosphere's mass (watch to the end of video to find this fact)

Stratosphere

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• ​Temperature _________ as altitude increases

• ​Where you can find the ______ layer

• ​Where ______ fly around

• ​Extends to ________ miles above the earth

Mesosphere

Thermosphere

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• ​Temperatures get extremely ______

• ​Extends up to ________ miles above Earth's surface

• ​Contains the ________, where atoms are ionized

Exosphere

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• This is where satellites orbit.

• ​Air is very _______.

• Goes up to ________ miles from the Earth's surface